Antenna impedance matching method and device
A technology of antenna impedance and matching devices, which is applied to antennas, antenna parts, electrical components, etc., can solve the problems of impedance mismatch, difficult adjustment of the size and position of the converter, and difficult operation of the converter, so as to achieve easy impedance matching, Easy operation, simple principle effect
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[0011] Please refer to figure 1 , figure 2 and image 3 , which represents a specific embodiment of the present invention, including a printed circuit board 1 , an antenna body 2 and an impedance matching device 3 . Wherein, the printed circuit board 1 includes an upper plane 11 and a lower plane 12 , the antenna body 2 includes a radiating portion 21 , a feeding portion 22 and a grounding portion 23 , and the impedance matching device 3 includes an upper metal sheet 5 and a lower metal sheet 6 .
[0012] The antenna body 2 and the upper metal sheet 5 are arranged on the upper plane 11, wherein the feeder 22 of the antenna body 2 is arranged at one end of the radiation portion 21 and is electrically connected with the radiation portion 21, and the grounding portion 23 is electrically connected to the feeder 22. If the antenna body 2 is fed by a coaxial cable (not shown), the inner core wire of the coaxial cable is electrically connected to the radiation part 21, and the gro...
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